The lengths of the sides of a triangle are x, 21 and 40, where x is the shortest side. A possible value of x is
Explanation:
The three sides are x, 21 and 40.
In a triangle: difference of other two sides < any side < sum of other two sides.
⇒ 40 - 21 < x < 40 + 21
⇒ 19 < x < 61
Only option (b) satisfies this condition.
Hence, option (b).
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